Finding the Fourth Proportional to 96,631,319.80, 144,946,979.70 and 32,805,911.80
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Solution
The fourth proportional to 96,631,319.80, 144,946,979.70 and 32,805,911.80 is: 49,208,867.70
Step by Step Solution
- Step 1: Write the proportion equation
96,631,319.80 : 144,946,979.70 = 32,805,911.80 : x - Step 2: Convert to fraction form
96,631,319.80/144,946,979.70 = 32,805,911.80/x - Step 3: Cross multiply
96,631,319.80x = 144,946,979.70 × 32,805,911.80 - Step 4: Simplify right side
96,631,319.80x = 4,755,117,831,714,590 - Step 5: Solve for x
x = 4,755,117,831,714,590/96,631,319.80 - Step 6: Final answer
x = 49,208,867.70
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.